4Pcs Masonry Drill Bit

Item No.: P11003

Size: 3/10", 4/9", 5/8", 6/7"

Material: Rod Body-45# Carbon Steel, Head-Tungsten Steel-YS8

Surface Treatment: Zinc Plated, Chrome Plated, Sand Blasted, Black&White, Nickle Plated

Production Process: Rolled Or Milled

Application: Wood&Stone&Concrete

Packing: Customized

OEM/ODM: Acceptable